As shown in the Discussion Starter of this chapter, 23% of the 9.6 quadrillion Btu of renewable energy in 2014 came from wood and wood by-products and waste (e.g., sawdust and scraps). Estimate the number of cords of wood that would have the equivalent energy content. State your assumptions.
What will be an ideal response?
energy from wood and wood by-products
Assuming one cord of wood has an average energy content of 20,000,000 Btu,
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Federal Housing Administration loans favored new single-family housing over the rehabilitation of older houses or apartment buildings
Indicate whether the statement is true or false.
The globe is the only map that accurately portrays all spatial relationships characteristic of Earth's surface
Indicate whether the statement is true or false
Where was the first large-scale commercial geothermal electrical facility in the United States, built in 1960?
A) The Geysers, California B) Oak Ridge, Tennessee C) Hot Springs, Arkansas D) Mammoth Lake, California
Observed effects of global warming in recent decades include all but which of the following?
A. mosquitoes carrying diseases migrating to higher latitudes B. lowland birds extending ranges to higher elevations C. earlier arrival of migrating birds in springtime D. descending tree line in mountainous regions of Europe and New Zealand E. increasing abundance of warm-water species in the North Atlantic Ocean